<div class="row">
  <div class="col-lg-4">
    <div class="card">
      <div class="card-body">
        <div class="iphone-header">
          <%= image_tag("iphone_header.png") %>
        </div>
        <div class="iphone-body">
          <% @spu.spu_details.each do |spu_detail| %>
            <%= image_tag(spu_detail.image.url) %>
          <% end %>
        </div>
        <div class="iphone-iphone_bottom">
          <%= image_tag("iphone_bottom.png") %>
        </div>
      </div>
    </div>
  </div>
  <div class="col-lg-8">
    <%= render "form" %>
  </div>
</div>